# Mathematics Seminars

## Fall 2021:

### December 6

Benjamin Moldstad (Dept. of Mathematical Sciences, MSU): Title of Talk is "Stratifications and Actions of the Circle Group"

### November 29

Adam Howard (Montana State University): Title of Talk is "Spaces of Immersions and their Homotopy Groups."

### November 15

Dr. Eric Fink (Montana State University): Title of Talk is "Markov Partitions for Hyperbolic Automorphisms of Nilmanifolds: Computatjional and Algorithmic Considerations."

### November 8

Dr. Kay Kirkpatrick (Dept. of Mathematics, Univ. of Illinois Urbana-Champaign): Title of Talk is "Dark Matter might be a Bose-Einstein Condensate of Axions."

### November 1

Dr. Chris Elliott (Mathematics Dept., UMass-Amherst): Title of Talk is "Kapustin-Witten Theory and Factorization Homology."

### October 25

Dr. Lukas Geyer (Dept. of Mathematical Sciences, MSU): Title of Talk is "Critically Fixed Maps in Dynamics"

### October 18

Dr. Sam Gunningham (Dept. of Mathematical Sciences, MSU): Title of Talk is "Electric-magnetic Duality in Topology, Geometry, and Number Theory."

### October 11

Dr. Ryan Grady (Dept. of Mathematical Sciences, MSU): Title of Talk is "Euler Characteristic, Curves, and K-Theory."

### October 4

Dr. David Ayala (Dept. of Mathematical Sciences, MSU): Title of Talk is "The 1-Dimensional Tangle Hypothesis."

### September 28

Dr. Sucharit Sarkar (Mathematics, ULCA): Title of Talk is "Link Floer Spectrum via Grid Diagrams."

### September 20

Dr. Aaron Mazel-Gee (Sherman Fairchild Instructor in Mathematics, Caltech): Title of Talk is "Reflection in Algebra and Topology."

### September 13

Dr. Mariana Smit Vega Garcia (Dept. of Mathematics, Western Washington Univ.): Title of Talk is "Almost Minimizers for Obstacle Problems."

### August 30

Dr. Karen Uhlenbeck (Institute for Advanced Study, Princeton NJ): Title of Talk is "Transverse Measures and Best Lipschitz and Least Gradient Maps."

## Spring 2021:

### April 19

Dr. Yumeng Ou (Dept. of Mathematics, University of Pennsylvania): Title of Talk is "On the Falconer distance problem and related questions."

### April 14

Eric Berry (Department of Mathematical Sciences, MSU): Ph.D. Thesis Defense, "Additivity of Factorization Algebras."

### April 12

Anna Schenfisch (Dept. of Mathematical Sciences, MSU): Title of Talk is "Posets of Topolgoical Descriptors"

### April 5

Dr. Renato Ghini Bettiol (Dept. of Mathematics, Lehman College of CUNY): Title of Talk is "Bifurcating Minimal Spheres in Ellipsoids."

### March 29

Dr. Brittany Terese Fasy (School of Computing and Mathematical Sciences/MSU): Title of Talk is "Directional Topological Descriptors for Shape Representation."

### March 23

Garrett Oren (Mathematical Sciences/MSU): Master's Thesis Defense, "Universal Property of Centers and Centralizers."

### March 22

Dr. Blair Davey (Mathematical Sciences/MSU): Title of Talk is "How to Obtain Parabolic Theorems from their Elliptic Counterparts."

### March 15

Dr. Sam Gunningham (Mathematical Sciences/MSU & University of Edinburgh): Title of Talk is "Finiteness for Skein Modules."

### March 8

Dr. David Ayala (Dept. of Mathematical Sciences, Montana State University): Title of Talk is "A Proof of the 1-Dimensional Cobordism Hypothesis, using Hochschild Homology."

### March 1

Dr. Jarek Kwapisz (Dept. of Mathematical Sciences, Montana State University): Title of Talk is "The Puzzle of Integrable Circle Maps."

### February 22

Dr. Joshua Zahl (Dept. of Mathematics, University of British Columbia): Title of Talk is "Dimension-expanding polynomials and the discretized Elekes-Ronyai theorem."

### February 8

Yajit Jain (Dept. of Mathematics/Northwestern University: Title of Talk is"Fiberwise Poincare-Hopf Theory and Exotic Smoothings of Manifold Bundles."

### February 1

Dr. Jarek Kwapisz (Dept. of Mathematical Sciences, MSU): Title of Talk is "Markov Partitions: from Decimal Expansions to Nilmanifolds."

### January 25

Dr. Albin Grataloup (University of Montpellier, FR): Title of Talk is "The Shifted Symplectic Geometry of Derived Intersections"

### January 11

Dr. Jenny Wilson (Dept. of Mathematics, University of Michigan): Title of Talk is "Representation Stability."

## Fall 2020:

### November 23

Chris McKay (Dept. of Mathematical Sciences, MSU): Title of Oral Exam is "Beyond the Classification of Critically Fixed Anti-Rational Maps"

### November 16

Eric Berry (Dept. of Mathematical Sciences, MSU): Title of Talk is "The Cohomology of Real Grassmannians via Schubert Stratifications."

### November 9

Dr. Brian Williams (Postdoc-Zelevinsky Research Instructor, Northeastern University): Title of Talk is "The Presymplectic BV Formalism and the M5 Brane."

### October 19

Dr. Richard Hind (Department of Mathematics, University of Notre Dame): Title of Talk is "Quantitative Symplectic Geometry"

### October 12

Dr. Kathryn Hess (Mathematics, École Polytechnique Fédérale de Lausanne): Title of Talk is "From Trees to Barcodes and Back Again"

### October 5

Dr. Ryan Grady (Dept. of Mathematical Sciences, MSU): Title of Talk is "Symplectic Geometry: 1700s--Today"

### September 28

Dr. Jarek Kwapisz (Dept. of Mathematical Sciences, MSU): Title of Talk is "Rational Mpas, Teichm\"{u}ller Space, and Elastic Graphs after Bill and Dylan Thurston"

### September 21

Dr. Blair Davey (Dept. of Mathematical Sciences, MSU): Title of Talk is "A Quantification of the Besicovitch Projection Theorem and Its Generalizations (Part 2)

### September 14

Dr. Blair Davey (Dept. of Mathematical Sciences, MSU): Title of Talk is "A Quantification of the Besicovitch Projection Theorem and Its Generalizations (Part 1)

### August 31

Dr. David Ayala (Dept. of Mathematical Sciences, MSU): Title of Talk is "Stratifications: Topological, Adelic, and Equivariant"

### August 24

Dr. Lukas Geyer (Dept. of Mathematical Sciences, MSU): Title of Talk is "Classification of Critically Fixed Anti-Rational Maps"

## Summer 2020:

### June 30

Eric Fink (Dept. of Mathematical Sciences, MSU), PhD Dissertation Presentation: "Markov Partitions and Sofic Codings for Anosov Diffeomorphisms of Nilmanifolds"

## Spring 2020:

### March 9

Dr. Anna Cepek (Institute of Basic Science: Center for Geometry & Physics, Pohang, South Korea): Title of Talk is "The Ran space and embedding calculus in application to knot theory"

### February 24

Dr. Jarek Kwapisz (Mathematical Sciences Dept, MSU): Title of Talk is "Quantum Adiabatic Theorem."

### February 10

Dr. Ryan Grady (Mathematical Sciences Dept, MSU): Title of Talk is "Representation Theory via TFT and Equivalent Hamiltonian Systems"

## Fall 2019:

### November 25

Dr. Anton Vorontsov (Physics Department, MSU): Title of Talk is "Crystallization of the phase in superconductors

### October 28

Eric Berry (Dept. of Mathematical Sciences, MSU): Title of Talk is "Additivity for factorization algebras"

### October 24

Elizabeth Gillaspy (Dept. of Mathematical Sciences, University of Montana): Title of Talk is "Wavelets, spectral triples, and Hausdorff measure for directed graphs"

### October 14

Ryan Grady (Dept. of Mathematical Sciences, MSU): Title of Talk is "Analytic Aspects of Effective BV Quantization"

### October 7

David Ayala (Dept. of Mathematical Sciences, MSU): Title of Talk is "Instances of the Cobordism Hypothesis"

### September 30

Megan Wawro (Mathematics Department, Virginia Tech): Title of Talk is "Student Reasoning about Linear Algebra in Quantum Physics"

### September 23

Adam Howard (Dept. of Mathematical Sciences, MSU): Title of Talk is "Bridge Number of Satellite Knots"

### September 16

Dr. Lukas Geyer (Dept. of Mathematical Sciences, MSU): Title of Talk is "Zeros of complex harmonic functions, gravitational lensing, and complex dynamics"

### September 9

Dr. Jarek Kwapisz (Dept. of Mathematical Sciences, MSU): Title of Talk is "Renormalization Operator for Conformal Dimension of Sierpinski Carpet"

## Spring 2019:

### January 25

Graduate Student, Anna Schenfisch (Mathematical Sciences): Title of Talk is "An Introduction to Elliptic Curves," and presented in the Geometry and Topology Seminar (Wilson 1-144, 2:10-3:00pm)

### January 31

Dr. Paul Wedrich (Mathematics, Australian National University): Title of Talk is "On Colored Link Homologies"

### February 6

Dr. Sam Gunningham (School of Mathematics, University of Edinburgh, UK): Title of Talk is "D-modules in Representation Theory and Topology"

### February 13

Dr. Emily Stark (Technion-Israel Institute of Technology, Haifa, Israel): Title of Talk is "The Geometry of Hyperbolic Groups"

### February 20

Dr. Charles Katerba (Mathematical Sciences, MSU): Title of Talk is "Searching for Closed Essential Surfaces in Knot Complements with Character Varieties"

### February 25

Dr. Mike Siddoway (Mathematical Sciences Dept, Visiting Professor at MSU from Colorado College: Title of Talk is "Closed Chains with Tetrahedral Links"

### April 1

Dr. Tomas Gedeon (Dept of Mathematical Sciences, MSU): Title of Talk is "A Combinatorial/Algebraic Topological Approach to Nonlinear Dynamics"

### April 8

Anna Cepek (PhD Student, Mathematical Sciences, MSU): Title of Dissertation Defense is "Configuration spaces of the circle and Euclidean spaces"

### April 10

Dr. Anja Randecker (Department of Mathematics, University of Toronto): Title of Talk is "Understanding (in)finite Translation Surfaces"

### April 15

Dr. Lukas Geyer (Mathematical Sciences, MSU): Title of Talk is "Notions of hyperbolicity in complex dynamics"

### April 25

Dr. Alex Zupan (Department of Mathematics, University of Nebraska): Title of Talk is "A special case of the Smooth 4-dimensional Poincaré Conjecture"

## Summer 2019:

### July 5

Dan Perry (PhD Student, Mathematical Sciences, MSU): Title of Dissertation Defense is "Homotopy Groups of Contact 3-Manifolds"